Linear Technology's LTC3128IUFD#PBF: High-Efficiency, 3A Buck-Boost Converter

The LTC3128IUFD#PBF is a versatile and high-performance buck-boost converter from Linear Technology, designed to efficiently manage power across a wide input voltage range. This advanced power solution is ideal for applications that require a stable output voltage even when the input power supply varies above or below the output voltage.

Key Features:

• Wide Input Voltage Range: The device operates over a broad input voltage range of 2.42V to 15V, making it suitable for a variety of power sources, including single-cell Li-Ion batteries, multi-cell battery stacks, and automotive inputs.
• Adjustable Output Voltage: Users can set the output voltage from 0.818V to VIN, providing flexibility for different circuit requirements.
• High Efficiency: The LTC3128IUFD#PBF is designed for high efficiency, with up to 95% conversion efficiency, minimizing power loss and heat generation.
• Programmable Average Input Current Limit: This feature allows for the optimization of power delivery and battery life, as well as the protection of the input power source.
• Output Disconnect in Shutdown: When the device is not in operation, the output is disconnected from the input, preventing unwanted battery drain.
• Compact Design: Packaged in a 4mm x 5mm QFN, the LTC3128IUFD#PBF is designed for space-constrained applications.

Applications:

The LTC3128IUFD#PBF is highly suitable for a range of applications, including:

• Portable and battery-powered devices
• Automotive and industrial power systems
• Energy harvesting and solar-powered systems
• Uninterruptible power supplies (UPS)

Robust Protection Features:

Linear Technology has equipped the LTC3128IUFD#PBF with a suite of protection features to ensure reliable operation under various conditions. These include over-temperature protection, short-circuit protection, and true output disconnect during shutdown.

With its combination of wide input range, high efficiency, and compact size, the LTC3128IUFD#PBF from Linear Technology is an excellent choice for designers looking to create robust and efficient power management systems in their next-generation electronic products.